Citations
Field directorate investigation no 6. Investigation of control for gridding 1:2500 maps in Radnor survey block 1; completion report, 1972-12, GBR/3296/Maps/CCSA.FJ_205_35/3, FJ_205_35/3. Cambridge University Library. |
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Field directorate investigation no 6. Investigation of control for gridding 1:2500 maps in Radnor survey block 1; completion report, 1972-12, GBR/3296/Maps/CCSA.FJ_205_35/3, FJ_205_35/3. Cambridge University Library. https://archivesearch.lib.cam.ac.uk/repositories/2/archival_objects/238918 Accessed May 15, 2025. |